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Individual Calculations April 2008 |
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| Perera, W.c.c. Total change: -1.50 | |   |
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| 3rd Asian Schools Chess Festival under 13 Boys | Kandy | SRI | 2008-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1963 | 1940 | 0.50 | 1 | 0.03 | 25 | 0.75 | |
|  Manjunath, Nihal | | | 1963 | IND | 0.50 | 1 | 0.03 | 25 | 0.75 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | Colombo International Chess Festival | Colombo | SRI | 2008-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2101 | 1940 | 0.50 | 2 | -0.09 | 25 | -2.25 | |
|  Weerawardane, R | | | 2171 | SRI | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Hettiarachchi, A.u. | | | 2030 | SRI | 0.50 | 1 | 0.12 | 25 | 3.00 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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